Fixing JIRA Issue #1607: https://issues.apache.org/jira/browse/XERCESJ-1607. Specify the package name instead of the "Version" class to make information about the Xerces implementation available programmatically through the Java Package API.

git-svn-id: https://svn.apache.org/repos/asf/xerces/java/trunk@1478124 13f79535-47bb-0310-9956-ffa450edef68